lavfi: pass the hw frames context through the filter chain

1 files changed, 7 insertions, 0 deletions

diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h
index 18908583a2..0a0c415790 100644
--- a/libavfilter/avfilter.h
+++ b/libavfilter/avfilter.h
@@ -35,6 +35,7 @@
 
 #include "libavutil/attributes.h"
 #include "libavutil/avutil.h"
+#include "libavutil/buffer.h"
 #include "libavutil/frame.h"
 #include "libavutil/log.h"
 #include "libavutil/samplefmt.h"
@@ -387,6 +388,12 @@ struct AVFilterLink {
      * Sinks can use it to set a default output frame rate.
      */
     AVRational frame_rate;
+
+    /**
+     * For hwaccel pixel formats, this should be a reference to the
+     * AVHWFramesContext describing the frames.
+     */
+    AVBufferRef *hw_frames_ctx;
 };
 
 /**